Feeding system

ABSTRACT

Disclosed is a feeding system comprising a receiving container and a feeding container; the receiving container comprises a receiving container body, a top cover, and a feeding connector; the feeding connector is connected with the top cover, and the feeding connector is provided with a feeding channel; the feeding container comprises a feeding container body and a neck portion; a lower end of the neck portion has an outlet; a side of the neck is provided with a guide slot; a sidewall of the feeding channel is provided with a guide lug mating with the guide slot; the guide slot is shaped in a way of guiding the feeding container to move downward from an initial position when the feeding container rotates in a predetermined direction; the seal destruction portion of the feeding connector destructs the seal of the outlet while the feeding container is moving downward. According to the present disclosure, it is possible to feed a material into the receiving container without opening the top cover of the receiving container.

This application is a U.S. national phase application under 37 U.S.C. §371 of international application number PCT/CN2017/113469 filed on Nov.29, 2017, which claims the benefit of priority to CN application number201721210075.8 filed Sep. 15, 2017. The entire contents of each ofinternational application number PCT/CN2017/113469 and CN applicationnumber 201721210075.8 are incorporated herein by reference.

TECHNICAL FIELD

The present disclosure relates to a system for feeding a material into acontainer from outside.

BACKGROUND

At present, various liquid medical waste generated during clinicaltreatment in hospitals is usually sucked into a liquid waste collectiontank by a negative pressure suction device. The liquid waste collectiontank comprises a liquid waste collection bag, a tank body and a topcover. The liquid waste collection bag is disposed in the tank body. Thetop cover covers at a mouth of the tank body and is sealingly connectedwith a top portion of the liquid waste collection bag. On the top coveris usually provided a liquid waste outlet and a suction portcommunicated with the liquid waste collection bag.

When the liquid waste collection bag is filled with liquid waste, theliquid waste needs to be disposed. As the liquid medical waste containsa lot of bacteria, it is difficult to purify the liquid waste in anordinary disposing manner of drain water. To prevent the liquid medicalwaste from being improperly drained into a sewage system and causingpollution to the environment, it is a commonly-used disposing manner tofeed a solidifier into the liquid waste collection bag after the liquidwaste collection bag is full of liquid waste, and then to dispose thecoagulated liquid waste. At present, upon feeding the solidifier intothe liquid waste collection bag, the doctors must open the top cover.Since liquid medical waste contains a lot of bacteria, the manner offeeding by opening the top cover not only causes inconvenience to thedoctor's operations but also might cause cross infection due to improperoperations.

SUMMARY

The present disclosure is directed to provide a feeding system which issimple in structure, convenient for operation and capable of feedingmaterial into a receiving container without opening the top cover of thereceiving container.

A technical solution employed by the present disclosure is: a feedingsystem comprising a receiving container and a feeding container; thereceiving container comprises a receiving container body, a top covercovering an upper end of the receiving container body, and a feedingconnector; the feeding connector is connected with the top cover, andthe feeding connector is provided with a feeding channel communicatedwith the receiving container body; the feeding container comprises afeeding container body and a neck portion; an upper end of the neckportion is connected with the feeding container body, and a lower end ofthe neck portion has an outlet; the feeding container is provided with aseal which seals the outlet; the neck portion of the feeding containeris rotatably mounted in the feeding channel of the feeding connector; aside of the neck is provided with a guide slot; a sidewall of thefeeding channel is provided with a guide lug mating with the guide slot;the guide lug extends into the guide slot; the guide slot is shaped in away of guiding the feeding container to move downward from an initialposition when the feeding container rotates in a predetermined directiondue to the action of an external force; the feeding connector isprovided with a seal destruction portion, and the seal destructionportion is used to destruct the seal while the feeding container movesdownward, so that the material in the feeding container flows throughthe outlet of the neck portion into the receiving container body.

Advantages of the present disclosure are as follows:

1. The feeding system according to an embodiment of the presentdisclosure has less components whose structures and shapes areuncomplicated, and thus those components are easy to manufacture. Whenthe material needs to be fed, as long as the feeding container isrotated in a predetermined direction, the feeding container will movedownward under the guidance of the guide slot and the seal destructionportion will destruct the seal with the movement of the feedingcontainer, such that the feeding can be operated in a convenient manner;

2. The outside surface of the neck portion of the feeding container ofthe feeding system according to an embodiment of the present disclosuresealingly engages with the sidewall of the feeding channel of thefeeding connector. Thus, the embodiment of the present disclosure canensure that the feeding system retains sealed when the liquid waste iscollected under a negative pressure and material can be fed to theliquid waste can be operated when the liquid waste in the receivingcontainer 1 is in a sealed and isolated state from the external, therebyreducing the risk of the secondary pollution and improving safety of thefeeding operation.

BRIEF DESCRIPTION OF THE DRAWINGS

The present disclosure will be further described with reference tofigures.

FIG. 1 shows a schematic diagram of an appearance of a feeding systemaccording to an embodiment of the present disclosure.

FIG. 2 shows a partially-enlarged schematic diagram of a feeding systemaccording to an embodiment of the present disclosure.

FIG. 3 through FIG. 6 show a schematic diagram (local cross-sectionalview) of a process in which a feeding container moves downward from aninitial position according to an embodiment of the present disclosure.

FIG. 7 shows a perspective view of a feeding container according to anembodiment of the present disclosure.

FIG. 8 and FIG. 9 show an appearance of a feeding container according toan embodiment of the present disclosure from different perspectivesrespectively.

FIG. 10 shows a perspective view of a feeding connector according to anembodiment of the present disclosure, wherein a seal destruction portionof the feeding connector has a first structure.

FIG. 11 shows a sectional view of a feeding connector according to anembodiment of the present disclosure, wherein a seal destruction portionof the feeding connector has a first structure.

FIG. 12 shows a perspective view of a feeding connector according to anembodiment of the present disclosure, wherein a seal destruction portionof the feeding connector has a second structure different from the firststructure.

FIG. 13 shows a sectional view of a feeding connector according to anembodiment of the present disclosure, wherein a seal destruction portionof the feeding connector has a second structure different from the firststructure.

DETAILED DESCRIPTION

Reference is made to FIG. 1 through FIG. 11. A feeding system accordingto an embodiment of the present disclosure comprises a receivingcontainer 1 and a feeding container 2.

The receiving container 1 comprises a receiving container body 11, a topcover 12 covering an upper end of the receiving container body, and afeeding connector 13. The feeding connector 13 is substantially tubular,the feeding connector 13 is connected with the top cover 12, and thefeeding connector 13 is provided with a feeding channel 130 communicatedwith the receiving container body 11.

The feeding container 2 comprises a feeding container body 21 and a neckportion 22. An upper end of the neck portion 22 is connected with thefeeding container body 21, and a lower end of the neck portion 22 has anoutlet 23. The feeding container 2 is provided with a seal 24 whichseals the outlet 23. The seal 24 preferably employs a film-like sealwhich for example may be made of an aluminum foil film. The neck portion22 of the feeding container 2 is rotatably mounted in the feedingchannel 130 of the feeding connector 13. A side of the neck 22 isprovided with a guide slot 221. A sidewall of the feeding channel 130 isprovided with a guide lug 131 mating with the guide slot 221. The guidelug 131 extends into the guide slot 221. The guide slot 221 is shaped ina way of guiding the feeding container 2 to move downward from aninitial position when the feeding container 2 rotates in a predetermineddirection due to the action of an external force. The number of guidelug 131 may be one or more. When the number of the guide lugs 131 isplural, the plurality of guide lugs 131 mate with the plurality of guideslots 221 in one to one correspondence.

In the present embodiment, the guide slot 221 comprises a firstdisplacement slot 2211, a skewed slot 2213 and a second displacementslot 2212. The first displacement slot 2211 is parallel to the seconddisplacement shot 2212, an end of the skewed slot 2213 is connected withthe first displacement slot 2211, and the other end of the skewed slot2213 is connected with the second displacement slot 2212.

Preferably, a plurality of first displacement slots 2211 mating with theplurality of guide lugs 131 respectively are all located at a firstcircumference, and a plurality of second guide slots 2212 correspondingto the plurality of guide lugs 131 are all located at a secondcircumference. In the present embodiment, the number of the guide lugs131 is two.

The feeding connector 13 is provided with a seal destruction portion.The seal destruction portion is used to destruct the seal 24 while thefeeding container 2 is moving downward, so that the material in thefeeding container 2 flows into the receiving container body 11 throughthe outlet 23 of the neck portion 22.

In the example shown in FIG. 3 through FIG. 11, the seal destructionportion is comprised of a plurality of splitting portions 14 a whichsplit the seal 24. In the figures, the feeding connector 13 is providedwith a base plate 133 a, a circumference of which is connected with thesidewall of the feeding channel 130. The base plate 13 a is providedwith a central through hole 135 a, and a bottom end of the plurality ofsplitting portions 14 a are connected with a wall of the central throughhole 135 a.

In other embodiments, as shown in FIG. 12 and FIG. 13, the sealdestruction portion may be comprised of a hollowed tapered portion 14 b,and a bottom of the tapered portion 14 b is connected with the sidewallof the feeding channel 130 of the feeding connector 13.

FIG. 3 through FIG. 6 show a working process in which the sealdestruction portion destructs the seal 24. In FIG. 3, the feedingcontainer 2 is at an initial position. At this time, the two guide lugs131 are respectively located in the first displacement slot 2211corresponding thereto, and the splitting portion 14 a does not contactthe seal 24. Since the two guide lugs 131 are spaced apart by 180°, thefigures can only display one of the guide lugs 131. As shown in FIG. 4,when the feeding container 2 rotates in a predetermined direction(clockwise direction in FIG. 4) due to the action of an external force,the two guide lugs 131 respectively move along the first displacementshots 2211 to an end of the corresponding skewed slots 2213 at first,whereupon the splitting portion 14 a still does not contact the seal 24.As shown in FIG. 5, the feeding container 2 continues to rotate in theclockwise direction, and the two guide lugs 131 move upward along thecorresponding skewed slots 2213, i.e., the feeding container 2 movesdownward. In this process, the plurality of splitting portions 14 acontact and split the seal 24, such that the material in the feedingcontainer 2 flows through the outlet 23 of the neck portion 22 into thereceiving container body 11. If the seal destruction portion iscomprised of the hollowed tapered portion 14 b, a top end of the taperedportion 14 b punctures the seal 24 while the two guide lugs 131 ismoving upward along the corresponding skewed slots 2213. As shown inFIG. 6, as the feeding container 2 continues to rotate, the two guidelugs 131 move from the other end of the corresponding skewed slots 2213into the second displacement slot 2212, whereupon the feeding container2 will not move downward any longer.

In a specific application, the receiving container body 11 of thefeeding system according to an embodiment of the present disclosure is aliquid waste collection bag, and the top cover 12 is sealingly connectedwith a top portion of the liquid waste collection bag. The top cover 12is provided with a connector pipe 121 running through the top cover andextending upward. The feeding connector 13 is inserted in the connectorpipe 121, and a periphery of the upper end of the feeding connector 13is sealingly connected with the upper end of the connector pipe 121. Thefeeding container 2 is a feeding bottle, and the material in the feedingcontainer 2 is a solidifier. To ensure that the feeding system retainssealed when the liquid waste is collected under a negative pressure andmaterial can be fed to the liquid waste when the liquid waste in thereceiving container 1 is in a sealed and isolated state from theexternal, thereby reducing the risk of the secondary pollution andimproving safety of the feeding operation, the outside surface of theneck portion 22 of the feeding container 2 sealingly engages with thesidewall of the feeding channel 130 of the feeding connector 13. In thepresent embodiment, a sealing ring 25 is provided around the outsidesurface of the neck portion 22, and the sealing ring 25 sealingly abutsagainst the sidewall of the feeding channel 130. It can be seen fromFIG. 3 through FIG. 6 that in the whole rotation process and downwardmovement process of the feeding container, the sealing ring 25 is in astate of sealingly abutting against the sidewall of the feeding channel130.

INDUSTRIAL APPLICABILITY

The feeding system according to an embodiment of the present disclosurehas less components whose structures and shapes are uncomplicated, andthus those components are easy to manufacture. When the material needsto be fed, as long as the feeding container is rotated in apredetermined direction, the feeding container will move downward underthe guidance of the guide slot and the seal destruction portion willdestruct the seal with the movement of the feeding container, such thatthe feeding can be operated in a convenient manner.

1. A feeding system, comprising a receiving container and a feedingcontainer, wherein: the receiving container comprises a receivingcontainer body, a top cover covering an upper end of the receivingcontainer body, and a feeding connector; the feeding connector isconnected with the top cover, and wherein the feeding connector isprovided with a feeding channel communicating with the receivingcontainer body; the feeding container comprises a feeding container bodyand a neck portion, an upper end of the neck portion is connected withthe feeding container body, and a lower end of the neck portion has anoutlet; the feeding container is provided with a seal which seals theoutlet; the neck portion of the feeding container is rotatably mountedin the feeding channel of the feeding connector; a side of the neckportion is provided with a guide slot; a sidewall of the feeding channelis provided with a guide lug mating with the guide slot, and the guidelug extends into the guide slot; the guide slot is shaped in a way ofguiding the feeding container to move downward from an initial positionwhen the feeding container rotates in a predetermined direction due tothe action of an external force; and the feeding connector is providedwith a seal destruction portion, and the seal destruction portion isconfigured to destruct the seal while the feeding container is movingdownward, such that a material in the feeding container flows throughthe outlet of the neck portion into the receiving container body.
 2. Thefeeding system according to claim 1, wherein the guide slot comprises afirst displacement slot, a skewed slot and a second displacement slot;wherein the first displacement slot is parallel to the seconddisplacement shot, an end of the skewed slot is connected with the firstdisplacement slot, and the other end of the skewed slot is connectedwith the second displacement slot.
 3. The feeding system according toclaim 2, wherein the numbers of the guide lugs and the guide slots areplural, and the plurality of guide lugs mate with the plurality of guideslots in an one to one correspondence; and wherein a plurality of firstdisplacement slots that with the plurality of guide lugs respectivelyare all located at a first circumference, and a plurality of secondguide slots corresponding to the plurality of guide lugs are all locatedat a second circumference.
 4. The feeding system according to claim 3,wherein the number of the guide lugs is two.
 5. The feeding systemaccording to claim 1, wherein the seal destruction portion is comprisedof a plurality of splitting portions configured to split the seal. 6.The feeding system according to claim 1, wherein the seal destructionportion is comprised of a hollowed tapered portion, and a bottom of thetapered portion is connected with a wall of the feeding channel of thefeeding connector.
 7. The feeding system according to claim 1, whereinan outside surface of the neck portion sealingly engages with thesidewall of the feeding channel of the feeding connector.
 8. The feedingsystem according to claim 7, wherein a sealing ring is provided aroundthe outside surface of the neck portion, and the sealing ring sealinglyabuts against the sidewall of the feeding channel.
 9. The feeding systemaccording to claim 7, wherein the receiving container body is a liquidwaste collection bag, and the top cover is sealingly connected with atop portion of the liquid waste collection bag; wherein the top cover isprovided with a connector pipe running through the top cover andextending upward; wherein the feeding connector is inserted in theconnector pipe, and a periphery of the upper end of the feedingconnector is sealingly connected with an upper end of the connectorpipe; and wherein the feeding container is a feeding bottle.
 10. Thefeeding system according to claim 1, wherein the seal is a film-likeseal.
 11. The feeding system according to claim 2, wherein the sealdestruction portion is comprised of a hollowed tapered portion, and abottom of the tapered portion is connected with a wall of the feedingchannel of the feeding connector.
 12. The feeding system according toclaim 3, wherein the seal destruction portion is comprised of a hollowedtapered portion, and a bottom of the tapered portion is connected with awall of the feeding channel of the feeding connector.
 13. The feedingsystem according to claim 2, wherein the seal destruction portion iscomprised of a hollowed tapered portion, and a bottom of the taperedportion is connected with a wall of the feeding channel of the feedingconnector.
 14. The feeding system according to claim 3, wherein the sealdestruction portion is comprised of a hollowed tapered portion, and abottom of the tapered portion is connected with a wall of the feedingchannel of the feeding connector.
 15. The feeding system according toclaim 2, wherein an outside surface of the neck portion sealinglyengages with the sidewall of the feeding channel of the feedingconnector.
 16. The feeding system according to claim 15, wherein asealing ring is provided around the outside surface of the neck portion,and the sealing ring sealingly abuts against the sidewall of the feedingchannel.
 17. The feeding system according to claim 15, wherein thereceiving container body is a liquid waste collection bag, and the topcover is sealingly connected with a top portion of the liquid wastecollection bag; wherein the top cover is provided with a connector piperunning through the top cover and extending upward; wherein the feedingconnector is inserted in the connector pipe, and a periphery of theupper end of the feeding connector is sealingly connected with an upperend of the connector pipe; and wherein the feeding container is afeeding bottle.
 18. The feeding system according to claim 3, wherein anoutside surface of the neck portion sealingly engages with the sidewallof the feeding channel of the feeding connector.
 19. The feeding systemaccording to claim 18, wherein a sealing ring is provided around theoutside surface of the neck portion, and the sealing ring sealinglyabuts against the sidewall of the feeding channel.
 20. The feedingsystem according to claim 18, wherein the receiving container body is aliquid waste collection bag, and the top cover is sealingly connectedwith a top portion of the liquid waste collection bag; wherein the topcover is provided with a connector pipe running through the top coverand extending upward; wherein the feeding connector is inserted in theconnector pipe, and a periphery of the upper end of the feedingconnector is sealingly connected with an upper end of the connectorpipe; and wherein the feeding container is a feeding bottle.